I have been thinking a lot about updating my son's room with the theme: whimsical science wonderland. The space is really important because since we home-school he spends a great deal of time snuggled with good books especially in the wintertime. Growing up my room reflected none of my personal style and I always resented it. I think a kids room should look and feel like a kids place. It has endless possibility for facilitating healthy mental development.
Here is a little inspiration board I put together for the room update: